Commit | Line | Data |
---|---|---|
d6376244 JH |
1 | /* universal.c |
2 | * | |
b5f8cc5c | 3 | * Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, |
fdf8c088 | 4 | * 2005, 2006, 2007 by Larry Wall and others |
d6376244 JH |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
9 | */ | |
10 | ||
d31a8517 AT |
11 | /* |
12 | * "The roots of those mountains must be roots indeed; there must be | |
13 | * great secrets buried there which have not been discovered since the | |
14 | * beginning." --Gandalf, relating Gollum's story | |
15 | */ | |
16 | ||
166f8a29 DM |
17 | /* This file contains the code that implements the functions in Perl's |
18 | * UNIVERSAL package, such as UNIVERSAL->can(). | |
192b9cd1 AB |
19 | * |
20 | * It is also used to store XS functions that need to be present in | |
21 | * miniperl for a lack of a better place to put them. It might be | |
22 | * clever to move them to seperate XS files which would then be pulled | |
23 | * in by some to-be-written build process. | |
166f8a29 DM |
24 | */ |
25 | ||
6d4a7be2 | 26 | #include "EXTERN.h" |
864dbfa3 | 27 | #define PERL_IN_UNIVERSAL_C |
6d4a7be2 | 28 | #include "perl.h" |
6d4a7be2 | 29 | |
39f7a870 JH |
30 | #ifdef USE_PERLIO |
31 | #include "perliol.h" /* For the PERLIO_F_XXX */ | |
32 | #endif | |
33 | ||
6d4a7be2 PP |
34 | /* |
35 | * Contributed by Graham Barr <Graham.Barr@tiuk.ti.com> | |
36 | * The main guts of traverse_isa was actually copied from gv_fetchmeth | |
37 | */ | |
38 | ||
a9ec700e | 39 | STATIC bool |
810e6113 | 40 | S_isa_lookup(pTHX_ HV *stash, const char * const name, const HV* const name_stash) |
6d4a7be2 | 41 | { |
97aff369 | 42 | dVAR; |
e1a479c5 BB |
43 | AV* stash_linear_isa; |
44 | SV** svp; | |
bfcb3514 | 45 | const char *hvname; |
e1a479c5 | 46 | I32 items; |
6d4a7be2 | 47 | |
301daebc MS |
48 | /* A stash/class can go by many names (ie. User == main::User), so |
49 | we compare the stash itself just in case */ | |
34692224 | 50 | if (name_stash && ((const HV *)stash == name_stash)) |
a9ec700e | 51 | return TRUE; |
6d4a7be2 | 52 | |
bfcb3514 NC |
53 | hvname = HvNAME_get(stash); |
54 | ||
55 | if (strEQ(hvname, name)) | |
a9ec700e | 56 | return TRUE; |
6d4a7be2 | 57 | |
a1d407e8 | 58 | if (strEQ(name, "UNIVERSAL")) |
a9ec700e | 59 | return TRUE; |
a1d407e8 | 60 | |
e1a479c5 BB |
61 | stash_linear_isa = mro_get_linear_isa(stash); |
62 | svp = AvARRAY(stash_linear_isa) + 1; | |
63 | items = AvFILLp(stash_linear_isa); | |
64 | while (items--) { | |
65 | SV* const basename_sv = *svp++; | |
810e6113 | 66 | HV* const basestash = gv_stashsv(basename_sv, 0); |
dd69841b | 67 | if (!basestash) { |
b0c482e3 | 68 | if (ckWARN(WARN_SYNTAX)) |
e1a479c5 BB |
69 | Perl_warner(aTHX_ packWARN(WARN_SYNTAX), |
70 | "Can't locate package %"SVf" for the parents of %s", | |
71 | SVfARG(basename_sv), hvname); | |
72 | continue; | |
46e4b22b | 73 | } |
e1a479c5 BB |
74 | if(name_stash == basestash || strEQ(name, SvPVX(basename_sv))) |
75 | return TRUE; | |
6d4a7be2 PP |
76 | } |
77 | ||
a9ec700e | 78 | return FALSE; |
6d4a7be2 PP |
79 | } |
80 | ||
954c1994 | 81 | /* |
ccfc67b7 JH |
82 | =head1 SV Manipulation Functions |
83 | ||
954c1994 GS |
84 | =for apidoc sv_derived_from |
85 | ||
6885da0e | 86 | Returns a boolean indicating whether the SV is derived from the specified class |
87 | I<at the C level>. To check derivation at the Perl level, call C<isa()> as a | |
88 | normal Perl method. | |
954c1994 GS |
89 | |
90 | =cut | |
91 | */ | |
92 | ||
55497cff | 93 | bool |
864dbfa3 | 94 | Perl_sv_derived_from(pTHX_ SV *sv, const char *name) |
55497cff | 95 | { |
97aff369 | 96 | dVAR; |
0b6f4f5c | 97 | HV *stash; |
46e4b22b | 98 | |
5b295bef | 99 | SvGETMAGIC(sv); |
55497cff PP |
100 | |
101 | if (SvROK(sv)) { | |
0b6f4f5c | 102 | const char *type; |
55497cff PP |
103 | sv = SvRV(sv); |
104 | type = sv_reftype(sv,0); | |
0b6f4f5c AL |
105 | if (type && strEQ(type,name)) |
106 | return TRUE; | |
107 | stash = SvOBJECT(sv) ? SvSTASH(sv) : NULL; | |
55497cff PP |
108 | } |
109 | else { | |
da51bb9b | 110 | stash = gv_stashsv(sv, 0); |
55497cff | 111 | } |
46e4b22b | 112 | |
0b6f4f5c | 113 | if (stash) { |
da51bb9b | 114 | HV * const name_stash = gv_stashpv(name, 0); |
810e6113 | 115 | return isa_lookup(stash, name, name_stash); |
0b6f4f5c AL |
116 | } |
117 | else | |
118 | return FALSE; | |
301daebc | 119 | |
55497cff PP |
120 | } |
121 | ||
cbc021f9 | 122 | /* |
123 | =for apidoc sv_does | |
124 | ||
125 | Returns a boolean indicating whether the SV performs a specific, named role. | |
126 | The SV can be a Perl object or the name of a Perl class. | |
127 | ||
128 | =cut | |
129 | */ | |
130 | ||
1b026014 NIS |
131 | #include "XSUB.h" |
132 | ||
cbc021f9 | 133 | bool |
134 | Perl_sv_does(pTHX_ SV *sv, const char *name) | |
135 | { | |
136 | const char *classname; | |
137 | bool does_it; | |
59e7186f | 138 | SV *methodname; |
cbc021f9 | 139 | |
140 | dSP; | |
141 | ENTER; | |
142 | SAVETMPS; | |
143 | ||
144 | SvGETMAGIC(sv); | |
145 | ||
146 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) | |
147 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) | |
148 | return FALSE; | |
149 | ||
150 | if (sv_isobject(sv)) { | |
151 | classname = sv_reftype(SvRV(sv),TRUE); | |
152 | } else { | |
94707740 | 153 | classname = SvPV_nolen(sv); |
cbc021f9 | 154 | } |
155 | ||
156 | if (strEQ(name,classname)) | |
157 | return TRUE; | |
158 | ||
159 | PUSHMARK(SP); | |
160 | XPUSHs(sv); | |
161 | XPUSHs(sv_2mortal(newSVpv(name, 0))); | |
162 | PUTBACK; | |
163 | ||
84bafc02 | 164 | methodname = newSVpvs_flags("isa", SVs_TEMP); |
59e7186f RGS |
165 | /* ugly hack: use the SvSCREAM flag so S_method_common |
166 | * can figure out we're calling DOES() and not isa(), | |
167 | * and report eventual errors correctly. --rgs */ | |
168 | SvSCREAM_on(methodname); | |
169 | call_sv(methodname, G_SCALAR | G_METHOD); | |
cbc021f9 | 170 | SPAGAIN; |
171 | ||
172 | does_it = SvTRUE( TOPs ); | |
173 | FREETMPS; | |
174 | LEAVE; | |
175 | ||
176 | return does_it; | |
177 | } | |
178 | ||
27da23d5 JH |
179 | PERL_XS_EXPORT_C void XS_UNIVERSAL_isa(pTHX_ CV *cv); |
180 | PERL_XS_EXPORT_C void XS_UNIVERSAL_can(pTHX_ CV *cv); | |
cbc021f9 | 181 | PERL_XS_EXPORT_C void XS_UNIVERSAL_DOES(pTHX_ CV *cv); |
27da23d5 | 182 | PERL_XS_EXPORT_C void XS_UNIVERSAL_VERSION(pTHX_ CV *cv); |
439cb1c4 JP |
183 | XS(XS_version_new); |
184 | XS(XS_version_stringify); | |
185 | XS(XS_version_numify); | |
9137345a | 186 | XS(XS_version_normal); |
439cb1c4 JP |
187 | XS(XS_version_vcmp); |
188 | XS(XS_version_boolean); | |
2dfd8427 AL |
189 | #ifdef HASATTRIBUTE_NORETURN |
190 | XS(XS_version_noop) __attribute__noreturn__; | |
191 | #else | |
439cb1c4 | 192 | XS(XS_version_noop); |
2dfd8427 | 193 | #endif |
c8d69e4a | 194 | XS(XS_version_is_alpha); |
137d6fc0 | 195 | XS(XS_version_qv); |
8800c35a | 196 | XS(XS_utf8_is_utf8); |
1b026014 NIS |
197 | XS(XS_utf8_valid); |
198 | XS(XS_utf8_encode); | |
199 | XS(XS_utf8_decode); | |
200 | XS(XS_utf8_upgrade); | |
201 | XS(XS_utf8_downgrade); | |
202 | XS(XS_utf8_unicode_to_native); | |
203 | XS(XS_utf8_native_to_unicode); | |
29569577 JH |
204 | XS(XS_Internals_SvREADONLY); |
205 | XS(XS_Internals_SvREFCNT); | |
f044d0d1 | 206 | XS(XS_Internals_hv_clear_placehold); |
39f7a870 | 207 | XS(XS_PerlIO_get_layers); |
9a7034eb | 208 | XS(XS_Internals_hash_seed); |
008fb0c0 | 209 | XS(XS_Internals_rehash_seed); |
05619474 | 210 | XS(XS_Internals_HvREHASH); |
e1234d8e | 211 | XS(XS_Internals_inc_sub_generation); |
80305961 | 212 | XS(XS_re_is_regexp); |
192b9cd1 AB |
213 | XS(XS_re_regname); |
214 | XS(XS_re_regnames); | |
80305961 | 215 | XS(XS_re_regnames_count); |
192b9cd1 AB |
216 | XS(XS_Tie_Hash_NamedCapture_FETCH); |
217 | XS(XS_Tie_Hash_NamedCapture_STORE); | |
218 | XS(XS_Tie_Hash_NamedCapture_DELETE); | |
219 | XS(XS_Tie_Hash_NamedCapture_CLEAR); | |
220 | XS(XS_Tie_Hash_NamedCapture_EXISTS); | |
86aa3d53 CB |
221 | XS(XS_Tie_Hash_NamedCapture_FIRSTK); |
222 | XS(XS_Tie_Hash_NamedCapture_NEXTK); | |
192b9cd1 AB |
223 | XS(XS_Tie_Hash_NamedCapture_SCALAR); |
224 | XS(XS_Tie_Hash_NamedCapture_flags); | |
0cb96387 GS |
225 | |
226 | void | |
227 | Perl_boot_core_UNIVERSAL(pTHX) | |
228 | { | |
97aff369 | 229 | dVAR; |
157e3fc8 | 230 | static const char file[] = __FILE__; |
0cb96387 GS |
231 | |
232 | newXS("UNIVERSAL::isa", XS_UNIVERSAL_isa, file); | |
233 | newXS("UNIVERSAL::can", XS_UNIVERSAL_can, file); | |
cbc021f9 | 234 | newXS("UNIVERSAL::DOES", XS_UNIVERSAL_DOES, file); |
0cb96387 | 235 | newXS("UNIVERSAL::VERSION", XS_UNIVERSAL_VERSION, file); |
439cb1c4 | 236 | { |
ad63d80f JP |
237 | /* register the overloading (type 'A') magic */ |
238 | PL_amagic_generation++; | |
439cb1c4 | 239 | /* Make it findable via fetchmethod */ |
be2ebcad | 240 | newXS("version::()", XS_version_noop, file); |
439cb1c4 JP |
241 | newXS("version::new", XS_version_new, file); |
242 | newXS("version::(\"\"", XS_version_stringify, file); | |
243 | newXS("version::stringify", XS_version_stringify, file); | |
244 | newXS("version::(0+", XS_version_numify, file); | |
245 | newXS("version::numify", XS_version_numify, file); | |
9137345a | 246 | newXS("version::normal", XS_version_normal, file); |
439cb1c4 JP |
247 | newXS("version::(cmp", XS_version_vcmp, file); |
248 | newXS("version::(<=>", XS_version_vcmp, file); | |
249 | newXS("version::vcmp", XS_version_vcmp, file); | |
250 | newXS("version::(bool", XS_version_boolean, file); | |
251 | newXS("version::boolean", XS_version_boolean, file); | |
252 | newXS("version::(nomethod", XS_version_noop, file); | |
253 | newXS("version::noop", XS_version_noop, file); | |
c8d69e4a | 254 | newXS("version::is_alpha", XS_version_is_alpha, file); |
137d6fc0 | 255 | newXS("version::qv", XS_version_qv, file); |
439cb1c4 | 256 | } |
8800c35a | 257 | newXS("utf8::is_utf8", XS_utf8_is_utf8, file); |
1b026014 NIS |
258 | newXS("utf8::valid", XS_utf8_valid, file); |
259 | newXS("utf8::encode", XS_utf8_encode, file); | |
260 | newXS("utf8::decode", XS_utf8_decode, file); | |
261 | newXS("utf8::upgrade", XS_utf8_upgrade, file); | |
262 | newXS("utf8::downgrade", XS_utf8_downgrade, file); | |
263 | newXS("utf8::native_to_unicode", XS_utf8_native_to_unicode, file); | |
264 | newXS("utf8::unicode_to_native", XS_utf8_unicode_to_native, file); | |
29569577 JH |
265 | newXSproto("Internals::SvREADONLY",XS_Internals_SvREADONLY, file, "\\[$%@];$"); |
266 | newXSproto("Internals::SvREFCNT",XS_Internals_SvREFCNT, file, "\\[$%@];$"); | |
dfd4ef2f | 267 | newXSproto("Internals::hv_clear_placeholders", |
f044d0d1 | 268 | XS_Internals_hv_clear_placehold, file, "\\%"); |
9d569fce JH |
269 | newXSproto("PerlIO::get_layers", |
270 | XS_PerlIO_get_layers, file, "*;@"); | |
9a7034eb | 271 | newXSproto("Internals::hash_seed",XS_Internals_hash_seed, file, ""); |
008fb0c0 | 272 | newXSproto("Internals::rehash_seed",XS_Internals_rehash_seed, file, ""); |
05619474 | 273 | newXSproto("Internals::HvREHASH", XS_Internals_HvREHASH, file, "\\%"); |
80305961 | 274 | newXSproto("re::is_regexp", XS_re_is_regexp, file, "$"); |
28d8d7f4 YO |
275 | newXSproto("re::regname", XS_re_regname, file, ";$$"); |
276 | newXSproto("re::regnames", XS_re_regnames, file, ";$"); | |
28d8d7f4 | 277 | newXSproto("re::regnames_count", XS_re_regnames_count, file, ""); |
192b9cd1 AB |
278 | newXS("Tie::Hash::NamedCapture::FETCH", XS_Tie_Hash_NamedCapture_FETCH, file); |
279 | newXS("Tie::Hash::NamedCapture::STORE", XS_Tie_Hash_NamedCapture_STORE, file); | |
280 | newXS("Tie::Hash::NamedCapture::DELETE", XS_Tie_Hash_NamedCapture_DELETE, file); | |
281 | newXS("Tie::Hash::NamedCapture::CLEAR", XS_Tie_Hash_NamedCapture_CLEAR, file); | |
282 | newXS("Tie::Hash::NamedCapture::EXISTS", XS_Tie_Hash_NamedCapture_EXISTS, file); | |
86aa3d53 CB |
283 | newXS("Tie::Hash::NamedCapture::FIRSTKEY", XS_Tie_Hash_NamedCapture_FIRSTK, file); |
284 | newXS("Tie::Hash::NamedCapture::NEXTKEY", XS_Tie_Hash_NamedCapture_NEXTK, file); | |
192b9cd1 AB |
285 | newXS("Tie::Hash::NamedCapture::SCALAR", XS_Tie_Hash_NamedCapture_SCALAR, file); |
286 | newXS("Tie::Hash::NamedCapture::flags", XS_Tie_Hash_NamedCapture_flags, file); | |
0cb96387 GS |
287 | } |
288 | ||
55497cff | 289 | |
6d4a7be2 PP |
290 | XS(XS_UNIVERSAL_isa) |
291 | { | |
97aff369 | 292 | dVAR; |
6d4a7be2 | 293 | dXSARGS; |
58c0efa5 | 294 | PERL_UNUSED_ARG(cv); |
6d4a7be2 PP |
295 | |
296 | if (items != 2) | |
cea2e8a9 | 297 | Perl_croak(aTHX_ "Usage: UNIVERSAL::isa(reference, kind)"); |
c4420975 AL |
298 | else { |
299 | SV * const sv = ST(0); | |
300 | const char *name; | |
6d4a7be2 | 301 | |
c4420975 | 302 | SvGETMAGIC(sv); |
d3f7f2b2 | 303 | |
c4420975 AL |
304 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) |
305 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) | |
306 | XSRETURN_UNDEF; | |
f8f70380 | 307 | |
c4420975 | 308 | name = SvPV_nolen_const(ST(1)); |
6d4a7be2 | 309 | |
c4420975 AL |
310 | ST(0) = boolSV(sv_derived_from(sv, name)); |
311 | XSRETURN(1); | |
312 | } | |
6d4a7be2 PP |
313 | } |
314 | ||
6d4a7be2 PP |
315 | XS(XS_UNIVERSAL_can) |
316 | { | |
97aff369 | 317 | dVAR; |
6d4a7be2 PP |
318 | dXSARGS; |
319 | SV *sv; | |
6867be6d | 320 | const char *name; |
6d4a7be2 | 321 | SV *rv; |
6f08146e | 322 | HV *pkg = NULL; |
58c0efa5 | 323 | PERL_UNUSED_ARG(cv); |
6d4a7be2 PP |
324 | |
325 | if (items != 2) | |
cea2e8a9 | 326 | Perl_croak(aTHX_ "Usage: UNIVERSAL::can(object-ref, method)"); |
6d4a7be2 PP |
327 | |
328 | sv = ST(0); | |
f8f70380 | 329 | |
5b295bef | 330 | SvGETMAGIC(sv); |
d3f7f2b2 | 331 | |
253ecd6d RGS |
332 | if (!SvOK(sv) || !(SvROK(sv) || (SvPOK(sv) && SvCUR(sv)) |
333 | || (SvGMAGICAL(sv) && SvPOKp(sv) && SvCUR(sv)))) | |
f8f70380 GS |
334 | XSRETURN_UNDEF; |
335 | ||
0510663f | 336 | name = SvPV_nolen_const(ST(1)); |
3280af22 | 337 | rv = &PL_sv_undef; |
6d4a7be2 | 338 | |
46e4b22b | 339 | if (SvROK(sv)) { |
6f08146e | 340 | sv = (SV*)SvRV(sv); |
46e4b22b | 341 | if (SvOBJECT(sv)) |
6f08146e NIS |
342 | pkg = SvSTASH(sv); |
343 | } | |
344 | else { | |
da51bb9b | 345 | pkg = gv_stashsv(sv, 0); |
6f08146e NIS |
346 | } |
347 | ||
348 | if (pkg) { | |
c4420975 | 349 | GV * const gv = gv_fetchmethod_autoload(pkg, name, FALSE); |
dc848c6f PP |
350 | if (gv && isGV(gv)) |
351 | rv = sv_2mortal(newRV((SV*)GvCV(gv))); | |
6d4a7be2 PP |
352 | } |
353 | ||
354 | ST(0) = rv; | |
355 | XSRETURN(1); | |
356 | } | |
357 | ||
cbc021f9 | 358 | XS(XS_UNIVERSAL_DOES) |
359 | { | |
360 | dVAR; | |
361 | dXSARGS; | |
58c0efa5 | 362 | PERL_UNUSED_ARG(cv); |
cbc021f9 | 363 | |
364 | if (items != 2) | |
26be3db7 | 365 | Perl_croak(aTHX_ "Usage: invocant->DOES(kind)"); |
cbc021f9 | 366 | else { |
367 | SV * const sv = ST(0); | |
368 | const char *name; | |
369 | ||
370 | name = SvPV_nolen_const(ST(1)); | |
371 | if (sv_does( sv, name )) | |
372 | XSRETURN_YES; | |
373 | ||
374 | XSRETURN_NO; | |
375 | } | |
376 | } | |
377 | ||
6d4a7be2 PP |
378 | XS(XS_UNIVERSAL_VERSION) |
379 | { | |
97aff369 | 380 | dVAR; |
6d4a7be2 PP |
381 | dXSARGS; |
382 | HV *pkg; | |
383 | GV **gvp; | |
384 | GV *gv; | |
385 | SV *sv; | |
e1ec3a88 | 386 | const char *undef; |
58c0efa5 | 387 | PERL_UNUSED_ARG(cv); |
6d4a7be2 | 388 | |
1571675a | 389 | if (SvROK(ST(0))) { |
6d4a7be2 | 390 | sv = (SV*)SvRV(ST(0)); |
1571675a | 391 | if (!SvOBJECT(sv)) |
cea2e8a9 | 392 | Perl_croak(aTHX_ "Cannot find version of an unblessed reference"); |
6d4a7be2 PP |
393 | pkg = SvSTASH(sv); |
394 | } | |
395 | else { | |
da51bb9b | 396 | pkg = gv_stashsv(ST(0), 0); |
6d4a7be2 PP |
397 | } |
398 | ||
4608196e | 399 | gvp = pkg ? (GV**)hv_fetchs(pkg, "VERSION", FALSE) : NULL; |
6d4a7be2 | 400 | |
0008872a | 401 | if (gvp && isGV(gv = *gvp) && (sv = GvSV(gv)) && SvOK(sv)) { |
c4420975 | 402 | SV * const nsv = sv_newmortal(); |
6d4a7be2 PP |
403 | sv_setsv(nsv, sv); |
404 | sv = nsv; | |
137d6fc0 | 405 | if ( !sv_derived_from(sv, "version")) |
ac0e6a2f | 406 | upg_version(sv, FALSE); |
c445ea15 | 407 | undef = NULL; |
6d4a7be2 PP |
408 | } |
409 | else { | |
3280af22 | 410 | sv = (SV*)&PL_sv_undef; |
6d4a7be2 PP |
411 | undef = "(undef)"; |
412 | } | |
413 | ||
1571675a | 414 | if (items > 1) { |
1571675a GS |
415 | SV *req = ST(1); |
416 | ||
62658f4d | 417 | if (undef) { |
bfcb3514 | 418 | if (pkg) { |
c4420975 | 419 | const char * const name = HvNAME_get(pkg); |
a3b680e6 | 420 | Perl_croak(aTHX_ |
bfcb3514 NC |
421 | "%s does not define $%s::VERSION--version check failed", |
422 | name, name); | |
423 | } else { | |
a3b680e6 AL |
424 | Perl_croak(aTHX_ |
425 | "%s defines neither package nor VERSION--version check failed", | |
0510663f | 426 | SvPVx_nolen_const(ST(0)) ); |
62658f4d PM |
427 | } |
428 | } | |
ad63d80f | 429 | |
137d6fc0 JP |
430 | if ( !sv_derived_from(req, "version")) { |
431 | /* req may very well be R/O, so create a new object */ | |
ac0e6a2f | 432 | req = sv_2mortal( new_version(req) ); |
137d6fc0 | 433 | } |
1571675a | 434 | |
ac0e6a2f RGS |
435 | if ( vcmp( req, sv ) > 0 ) { |
436 | if ( hv_exists((HV*)SvRV(req), "qv", 2 ) ) { | |
437 | Perl_croak(aTHX_ "%s version %"SVf" required--" | |
438 | "this is only version %"SVf"", HvNAME_get(pkg), | |
be2597df | 439 | SVfARG(vnormal(req)), |
be2597df | 440 | SVfARG(vnormal(sv))); |
ac0e6a2f RGS |
441 | } else { |
442 | Perl_croak(aTHX_ "%s version %"SVf" required--" | |
443 | "this is only version %"SVf"", HvNAME_get(pkg), | |
8cb289bd RGS |
444 | SVfARG(vstringify(req)), |
445 | SVfARG(vstringify(sv))); | |
ac0e6a2f RGS |
446 | } |
447 | } | |
448 | ||
2d8e6c8d | 449 | } |
6d4a7be2 | 450 | |
2b140d5b | 451 | if ( SvOK(sv) && sv_derived_from(sv, "version") ) { |
8cb289bd | 452 | ST(0) = vstringify(sv); |
13f8f398 JP |
453 | } else { |
454 | ST(0) = sv; | |
b38a9dc5 | 455 | } |
6d4a7be2 PP |
456 | |
457 | XSRETURN(1); | |
458 | } | |
459 | ||
439cb1c4 JP |
460 | XS(XS_version_new) |
461 | { | |
97aff369 | 462 | dVAR; |
439cb1c4 | 463 | dXSARGS; |
58c0efa5 | 464 | PERL_UNUSED_ARG(cv); |
129318bd | 465 | if (items > 3) |
439cb1c4 JP |
466 | Perl_croak(aTHX_ "Usage: version::new(class, version)"); |
467 | SP -= items; | |
468 | { | |
137d6fc0 JP |
469 | SV *vs = ST(1); |
470 | SV *rv; | |
c4420975 AL |
471 | const char * const classname = |
472 | sv_isobject(ST(0)) /* get the class if called as an object method */ | |
473 | ? HvNAME(SvSTASH(SvRV(ST(0)))) | |
474 | : (char *)SvPV_nolen(ST(0)); | |
9137345a | 475 | |
92dcf8ce JP |
476 | if ( items == 1 || vs == &PL_sv_undef ) { /* no param or explicit undef */ |
477 | /* create empty object */ | |
478 | vs = sv_newmortal(); | |
479 | sv_setpvn(vs,"",0); | |
9137345a JP |
480 | } |
481 | else if ( items == 3 ) { | |
482 | vs = sv_newmortal(); | |
cfd0369c | 483 | Perl_sv_setpvf(aTHX_ vs,"v%s",SvPV_nolen_const(ST(2))); |
129318bd | 484 | } |
439cb1c4 | 485 | |
137d6fc0 | 486 | rv = new_version(vs); |
0723351e | 487 | if ( strcmp(classname,"version") != 0 ) /* inherited new() */ |
da51bb9b | 488 | sv_bless(rv, gv_stashpv(classname, GV_ADD)); |
137d6fc0 JP |
489 | |
490 | PUSHs(sv_2mortal(rv)); | |
439cb1c4 JP |
491 | PUTBACK; |
492 | return; | |
493 | } | |
494 | } | |
495 | ||
496 | XS(XS_version_stringify) | |
497 | { | |
97aff369 | 498 | dVAR; |
41be1fbd | 499 | dXSARGS; |
58c0efa5 | 500 | PERL_UNUSED_ARG(cv); |
41be1fbd JH |
501 | if (items < 1) |
502 | Perl_croak(aTHX_ "Usage: version::stringify(lobj, ...)"); | |
503 | SP -= items; | |
504 | { | |
7452cf6a | 505 | SV * lobj; |
41be1fbd JH |
506 | |
507 | if (sv_derived_from(ST(0), "version")) { | |
9137345a | 508 | lobj = SvRV(ST(0)); |
41be1fbd JH |
509 | } |
510 | else | |
511 | Perl_croak(aTHX_ "lobj is not of type version"); | |
512 | ||
137d6fc0 | 513 | PUSHs(sv_2mortal(vstringify(lobj))); |
41be1fbd JH |
514 | |
515 | PUTBACK; | |
516 | return; | |
517 | } | |
439cb1c4 JP |
518 | } |
519 | ||
520 | XS(XS_version_numify) | |
521 | { | |
97aff369 | 522 | dVAR; |
41be1fbd | 523 | dXSARGS; |
58c0efa5 | 524 | PERL_UNUSED_ARG(cv); |
41be1fbd JH |
525 | if (items < 1) |
526 | Perl_croak(aTHX_ "Usage: version::numify(lobj, ...)"); | |
527 | SP -= items; | |
528 | { | |
7452cf6a | 529 | SV * lobj; |
41be1fbd JH |
530 | |
531 | if (sv_derived_from(ST(0), "version")) { | |
9137345a | 532 | lobj = SvRV(ST(0)); |
41be1fbd JH |
533 | } |
534 | else | |
535 | Perl_croak(aTHX_ "lobj is not of type version"); | |
536 | ||
137d6fc0 | 537 | PUSHs(sv_2mortal(vnumify(lobj))); |
41be1fbd JH |
538 | |
539 | PUTBACK; | |
540 | return; | |
541 | } | |
439cb1c4 JP |
542 | } |
543 | ||
9137345a JP |
544 | XS(XS_version_normal) |
545 | { | |
97aff369 | 546 | dVAR; |
9137345a | 547 | dXSARGS; |
58c0efa5 | 548 | PERL_UNUSED_ARG(cv); |
9137345a JP |
549 | if (items < 1) |
550 | Perl_croak(aTHX_ "Usage: version::normal(lobj, ...)"); | |
551 | SP -= items; | |
552 | { | |
7452cf6a | 553 | SV * lobj; |
9137345a JP |
554 | |
555 | if (sv_derived_from(ST(0), "version")) { | |
556 | lobj = SvRV(ST(0)); | |
557 | } | |
558 | else | |
559 | Perl_croak(aTHX_ "lobj is not of type version"); | |
560 | ||
561 | PUSHs(sv_2mortal(vnormal(lobj))); | |
562 | ||
563 | PUTBACK; | |
564 | return; | |
565 | } | |
566 | } | |
567 | ||
439cb1c4 JP |
568 | XS(XS_version_vcmp) |
569 | { | |
97aff369 | 570 | dVAR; |
41be1fbd | 571 | dXSARGS; |
58c0efa5 | 572 | PERL_UNUSED_ARG(cv); |
41be1fbd JH |
573 | if (items < 1) |
574 | Perl_croak(aTHX_ "Usage: version::vcmp(lobj, ...)"); | |
575 | SP -= items; | |
576 | { | |
7452cf6a | 577 | SV * lobj; |
41be1fbd JH |
578 | |
579 | if (sv_derived_from(ST(0), "version")) { | |
9137345a | 580 | lobj = SvRV(ST(0)); |
41be1fbd JH |
581 | } |
582 | else | |
583 | Perl_croak(aTHX_ "lobj is not of type version"); | |
584 | ||
585 | { | |
586 | SV *rs; | |
587 | SV *rvs; | |
588 | SV * robj = ST(1); | |
7452cf6a | 589 | const IV swap = (IV)SvIV(ST(2)); |
41be1fbd JH |
590 | |
591 | if ( ! sv_derived_from(robj, "version") ) | |
592 | { | |
593 | robj = new_version(robj); | |
594 | } | |
595 | rvs = SvRV(robj); | |
596 | ||
597 | if ( swap ) | |
598 | { | |
599 | rs = newSViv(vcmp(rvs,lobj)); | |
600 | } | |
601 | else | |
602 | { | |
603 | rs = newSViv(vcmp(lobj,rvs)); | |
604 | } | |
605 | ||
137d6fc0 | 606 | PUSHs(sv_2mortal(rs)); |
41be1fbd JH |
607 | } |
608 | ||
609 | PUTBACK; | |
610 | return; | |
611 | } | |
439cb1c4 JP |
612 | } |
613 | ||
614 | XS(XS_version_boolean) | |
615 | { | |
97aff369 JH |
616 | dVAR; |
617 | dXSARGS; | |
58c0efa5 | 618 | PERL_UNUSED_ARG(cv); |
97aff369 JH |
619 | if (items < 1) |
620 | Perl_croak(aTHX_ "Usage: version::boolean(lobj, ...)"); | |
621 | SP -= items; | |
c4420975 AL |
622 | if (sv_derived_from(ST(0), "version")) { |
623 | SV * const lobj = SvRV(ST(0)); | |
396482e1 | 624 | SV * const rs = newSViv( vcmp(lobj,new_version(newSVpvs("0"))) ); |
c4420975 AL |
625 | PUSHs(sv_2mortal(rs)); |
626 | PUTBACK; | |
627 | return; | |
628 | } | |
629 | else | |
630 | Perl_croak(aTHX_ "lobj is not of type version"); | |
439cb1c4 JP |
631 | } |
632 | ||
633 | XS(XS_version_noop) | |
634 | { | |
97aff369 | 635 | dVAR; |
2dfd8427 | 636 | dXSARGS; |
58c0efa5 | 637 | PERL_UNUSED_ARG(cv); |
2dfd8427 AL |
638 | if (items < 1) |
639 | Perl_croak(aTHX_ "Usage: version::noop(lobj, ...)"); | |
640 | if (sv_derived_from(ST(0), "version")) | |
641 | Perl_croak(aTHX_ "operation not supported with version object"); | |
642 | else | |
643 | Perl_croak(aTHX_ "lobj is not of type version"); | |
644 | #ifndef HASATTRIBUTE_NORETURN | |
645 | XSRETURN_EMPTY; | |
646 | #endif | |
439cb1c4 JP |
647 | } |
648 | ||
c8d69e4a JP |
649 | XS(XS_version_is_alpha) |
650 | { | |
97aff369 | 651 | dVAR; |
c8d69e4a | 652 | dXSARGS; |
58c0efa5 | 653 | PERL_UNUSED_ARG(cv); |
c8d69e4a JP |
654 | if (items != 1) |
655 | Perl_croak(aTHX_ "Usage: version::is_alpha(lobj)"); | |
656 | SP -= items; | |
c4420975 AL |
657 | if (sv_derived_from(ST(0), "version")) { |
658 | SV * const lobj = ST(0); | |
659 | if ( hv_exists((HV*)SvRV(lobj), "alpha", 5 ) ) | |
660 | XSRETURN_YES; | |
661 | else | |
662 | XSRETURN_NO; | |
c8d69e4a JP |
663 | PUTBACK; |
664 | return; | |
665 | } | |
c4420975 AL |
666 | else |
667 | Perl_croak(aTHX_ "lobj is not of type version"); | |
c8d69e4a JP |
668 | } |
669 | ||
137d6fc0 JP |
670 | XS(XS_version_qv) |
671 | { | |
97aff369 | 672 | dVAR; |
137d6fc0 | 673 | dXSARGS; |
58c0efa5 | 674 | PERL_UNUSED_ARG(cv); |
137d6fc0 JP |
675 | if (items != 1) |
676 | Perl_croak(aTHX_ "Usage: version::qv(ver)"); | |
677 | SP -= items; | |
678 | { | |
679 | SV * ver = ST(0); | |
c4420975 | 680 | if ( !SvVOK(ver) ) { /* only need to do with if not already v-string */ |
ac0e6a2f RGS |
681 | SV * const rv = sv_newmortal(); |
682 | sv_setsv(rv,ver); /* make a duplicate */ | |
683 | upg_version(rv, TRUE); | |
684 | PUSHs(rv); | |
137d6fc0 JP |
685 | } |
686 | else | |
687 | { | |
688 | PUSHs(sv_2mortal(new_version(ver))); | |
689 | } | |
690 | ||
691 | PUTBACK; | |
692 | return; | |
693 | } | |
694 | } | |
695 | ||
8800c35a JH |
696 | XS(XS_utf8_is_utf8) |
697 | { | |
97aff369 | 698 | dVAR; |
41be1fbd | 699 | dXSARGS; |
58c0efa5 | 700 | PERL_UNUSED_ARG(cv); |
41be1fbd JH |
701 | if (items != 1) |
702 | Perl_croak(aTHX_ "Usage: utf8::is_utf8(sv)"); | |
c4420975 AL |
703 | else { |
704 | const SV * const sv = ST(0); | |
705 | if (SvUTF8(sv)) | |
706 | XSRETURN_YES; | |
707 | else | |
708 | XSRETURN_NO; | |
41be1fbd JH |
709 | } |
710 | XSRETURN_EMPTY; | |
8800c35a JH |
711 | } |
712 | ||
1b026014 NIS |
713 | XS(XS_utf8_valid) |
714 | { | |
97aff369 | 715 | dVAR; |
41be1fbd | 716 | dXSARGS; |
58c0efa5 | 717 | PERL_UNUSED_ARG(cv); |
41be1fbd JH |
718 | if (items != 1) |
719 | Perl_croak(aTHX_ "Usage: utf8::valid(sv)"); | |
c4420975 AL |
720 | else { |
721 | SV * const sv = ST(0); | |
722 | STRLEN len; | |
723 | const char * const s = SvPV_const(sv,len); | |
724 | if (!SvUTF8(sv) || is_utf8_string((const U8*)s,len)) | |
725 | XSRETURN_YES; | |
726 | else | |
727 | XSRETURN_NO; | |
728 | } | |
41be1fbd | 729 | XSRETURN_EMPTY; |
1b026014 NIS |
730 | } |
731 | ||
732 | XS(XS_utf8_encode) | |
733 | { | |
97aff369 | 734 | dVAR; |
1b026014 | 735 | dXSARGS; |
58c0efa5 | 736 | PERL_UNUSED_ARG(cv); |
1b026014 NIS |
737 | if (items != 1) |
738 | Perl_croak(aTHX_ "Usage: utf8::encode(sv)"); | |
c4420975 | 739 | sv_utf8_encode(ST(0)); |
1b026014 NIS |
740 | XSRETURN_EMPTY; |
741 | } | |
742 | ||
743 | XS(XS_utf8_decode) | |
744 | { | |
97aff369 | 745 | dVAR; |
1b026014 | 746 | dXSARGS; |
58c0efa5 | 747 | PERL_UNUSED_ARG(cv); |
1b026014 NIS |
748 | if (items != 1) |
749 | Perl_croak(aTHX_ "Usage: utf8::decode(sv)"); | |
c4420975 AL |
750 | else { |
751 | SV * const sv = ST(0); | |
6867be6d | 752 | const bool RETVAL = sv_utf8_decode(sv); |
1b026014 NIS |
753 | ST(0) = boolSV(RETVAL); |
754 | sv_2mortal(ST(0)); | |
755 | } | |
756 | XSRETURN(1); | |
757 | } | |
758 | ||
759 | XS(XS_utf8_upgrade) | |
760 | { | |
97aff369 | 761 | dVAR; |
1b026014 | 762 | dXSARGS; |
58c0efa5 | 763 | PERL_UNUSED_ARG(cv); |
1b026014 NIS |
764 | if (items != 1) |
765 | Perl_croak(aTHX_ "Usage: utf8::upgrade(sv)"); | |
c4420975 AL |
766 | else { |
767 | SV * const sv = ST(0); | |
1b026014 NIS |
768 | STRLEN RETVAL; |
769 | dXSTARG; | |
770 | ||
771 | RETVAL = sv_utf8_upgrade(sv); | |
772 | XSprePUSH; PUSHi((IV)RETVAL); | |
773 | } | |
774 | XSRETURN(1); | |
775 | } | |
776 | ||
777 | XS(XS_utf8_downgrade) | |
778 | { | |
97aff369 | 779 | dVAR; |
1b026014 | 780 | dXSARGS; |
58c0efa5 | 781 | PERL_UNUSED_ARG(cv); |
1b026014 NIS |
782 | if (items < 1 || items > 2) |
783 | Perl_croak(aTHX_ "Usage: utf8::downgrade(sv, failok=0)"); | |
c4420975 AL |
784 | else { |
785 | SV * const sv = ST(0); | |
6867be6d AL |
786 | const bool failok = (items < 2) ? 0 : (int)SvIV(ST(1)); |
787 | const bool RETVAL = sv_utf8_downgrade(sv, failok); | |
1b026014 | 788 | |
1b026014 NIS |
789 | ST(0) = boolSV(RETVAL); |
790 | sv_2mortal(ST(0)); | |
791 | } | |
792 | XSRETURN(1); | |
793 | } | |
794 | ||
795 | XS(XS_utf8_native_to_unicode) | |
796 | { | |
97aff369 | 797 | dVAR; |
1b026014 | 798 | dXSARGS; |
6867be6d | 799 | const UV uv = SvUV(ST(0)); |
58c0efa5 | 800 | PERL_UNUSED_ARG(cv); |
b7953727 JH |
801 | |
802 | if (items > 1) | |
803 | Perl_croak(aTHX_ "Usage: utf8::native_to_unicode(sv)"); | |
804 | ||
1b026014 NIS |
805 | ST(0) = sv_2mortal(newSViv(NATIVE_TO_UNI(uv))); |
806 | XSRETURN(1); | |
807 | } | |
808 | ||
809 | XS(XS_utf8_unicode_to_native) | |
810 | { | |
97aff369 | 811 | dVAR; |
1b026014 | 812 | dXSARGS; |
6867be6d | 813 | const UV uv = SvUV(ST(0)); |
58c0efa5 | 814 | PERL_UNUSED_ARG(cv); |
b7953727 JH |
815 | |
816 | if (items > 1) | |
817 | Perl_croak(aTHX_ "Usage: utf8::unicode_to_native(sv)"); | |
818 | ||
1b026014 NIS |
819 | ST(0) = sv_2mortal(newSViv(UNI_TO_NATIVE(uv))); |
820 | XSRETURN(1); | |
821 | } | |
822 | ||
14a976d6 | 823 | XS(XS_Internals_SvREADONLY) /* This is dangerous stuff. */ |
29569577 | 824 | { |
97aff369 | 825 | dVAR; |
29569577 | 826 | dXSARGS; |
c4420975 | 827 | SV * const sv = SvRV(ST(0)); |
58c0efa5 | 828 | PERL_UNUSED_ARG(cv); |
6867be6d | 829 | |
29569577 JH |
830 | if (items == 1) { |
831 | if (SvREADONLY(sv)) | |
832 | XSRETURN_YES; | |
833 | else | |
834 | XSRETURN_NO; | |
835 | } | |
836 | else if (items == 2) { | |
837 | if (SvTRUE(ST(1))) { | |
838 | SvREADONLY_on(sv); | |
839 | XSRETURN_YES; | |
840 | } | |
841 | else { | |
14a976d6 | 842 | /* I hope you really know what you are doing. */ |
29569577 JH |
843 | SvREADONLY_off(sv); |
844 | XSRETURN_NO; | |
845 | } | |
846 | } | |
14a976d6 | 847 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 JH |
848 | } |
849 | ||
14a976d6 | 850 | XS(XS_Internals_SvREFCNT) /* This is dangerous stuff. */ |
29569577 | 851 | { |
97aff369 | 852 | dVAR; |
29569577 | 853 | dXSARGS; |
c4420975 | 854 | SV * const sv = SvRV(ST(0)); |
58c0efa5 | 855 | PERL_UNUSED_ARG(cv); |
6867be6d | 856 | |
29569577 | 857 | if (items == 1) |
14a976d6 | 858 | XSRETURN_IV(SvREFCNT(sv) - 1); /* Minus the ref created for us. */ |
29569577 | 859 | else if (items == 2) { |
14a976d6 | 860 | /* I hope you really know what you are doing. */ |
29569577 JH |
861 | SvREFCNT(sv) = SvIV(ST(1)); |
862 | XSRETURN_IV(SvREFCNT(sv)); | |
863 | } | |
14a976d6 | 864 | XSRETURN_UNDEF; /* Can't happen. */ |
29569577 JH |
865 | } |
866 | ||
f044d0d1 | 867 | XS(XS_Internals_hv_clear_placehold) |
dfd4ef2f | 868 | { |
97aff369 | 869 | dVAR; |
dfd4ef2f | 870 | dXSARGS; |
58c0efa5 | 871 | PERL_UNUSED_ARG(cv); |
6867be6d | 872 | |
3540d4ce AB |
873 | if (items != 1) |
874 | Perl_croak(aTHX_ "Usage: UNIVERSAL::hv_clear_placeholders(hv)"); | |
c4420975 AL |
875 | else { |
876 | HV * const hv = (HV *) SvRV(ST(0)); | |
877 | hv_clear_placeholders(hv); | |
878 | XSRETURN(0); | |
879 | } | |
dfd4ef2f | 880 | } |
39f7a870 JH |
881 | |
882 | XS(XS_PerlIO_get_layers) | |
883 | { | |
97aff369 | 884 | dVAR; |
39f7a870 | 885 | dXSARGS; |
58c0efa5 | 886 | PERL_UNUSED_ARG(cv); |
39f7a870 JH |
887 | if (items < 1 || items % 2 == 0) |
888 | Perl_croak(aTHX_ "Usage: PerlIO_get_layers(filehandle[,args])"); | |
5fef3b4a | 889 | #ifdef USE_PERLIO |
39f7a870 JH |
890 | { |
891 | SV * sv; | |
892 | GV * gv; | |
893 | IO * io; | |
894 | bool input = TRUE; | |
895 | bool details = FALSE; | |
896 | ||
897 | if (items > 1) { | |
c4420975 | 898 | SV * const *svp; |
39f7a870 | 899 | for (svp = MARK + 2; svp <= SP; svp += 2) { |
c4420975 AL |
900 | SV * const * const varp = svp; |
901 | SV * const * const valp = svp + 1; | |
39f7a870 | 902 | STRLEN klen; |
c4420975 | 903 | const char * const key = SvPV_const(*varp, klen); |
39f7a870 JH |
904 | |
905 | switch (*key) { | |
906 | case 'i': | |
907 | if (klen == 5 && memEQ(key, "input", 5)) { | |
908 | input = SvTRUE(*valp); | |
909 | break; | |
910 | } | |
911 | goto fail; | |
912 | case 'o': | |
913 | if (klen == 6 && memEQ(key, "output", 6)) { | |
914 | input = !SvTRUE(*valp); | |
915 | break; | |
916 | } | |
917 | goto fail; | |
918 | case 'd': | |
919 | if (klen == 7 && memEQ(key, "details", 7)) { | |
920 | details = SvTRUE(*valp); | |
921 | break; | |
922 | } | |
923 | goto fail; | |
924 | default: | |
925 | fail: | |
926 | Perl_croak(aTHX_ | |
927 | "get_layers: unknown argument '%s'", | |
928 | key); | |
929 | } | |
930 | } | |
931 | ||
932 | SP -= (items - 1); | |
933 | } | |
934 | ||
935 | sv = POPs; | |
936 | gv = (GV*)sv; | |
937 | ||
938 | if (!isGV(sv)) { | |
939 | if (SvROK(sv) && isGV(SvRV(sv))) | |
940 | gv = (GV*)SvRV(sv); | |
671d49be | 941 | else if (SvPOKp(sv)) |
f776e3cd | 942 | gv = gv_fetchsv(sv, 0, SVt_PVIO); |
39f7a870 JH |
943 | } |
944 | ||
945 | if (gv && (io = GvIO(gv))) { | |
c4420975 | 946 | AV* const av = PerlIO_get_layers(aTHX_ input ? |
39f7a870 JH |
947 | IoIFP(io) : IoOFP(io)); |
948 | I32 i; | |
c4420975 | 949 | const I32 last = av_len(av); |
39f7a870 JH |
950 | I32 nitem = 0; |
951 | ||
952 | for (i = last; i >= 0; i -= 3) { | |
c4420975 AL |
953 | SV * const * const namsvp = av_fetch(av, i - 2, FALSE); |
954 | SV * const * const argsvp = av_fetch(av, i - 1, FALSE); | |
955 | SV * const * const flgsvp = av_fetch(av, i, FALSE); | |
39f7a870 | 956 | |
c4420975 AL |
957 | const bool namok = namsvp && *namsvp && SvPOK(*namsvp); |
958 | const bool argok = argsvp && *argsvp && SvPOK(*argsvp); | |
959 | const bool flgok = flgsvp && *flgsvp && SvIOK(*flgsvp); | |
39f7a870 JH |
960 | |
961 | if (details) { | |
ec3bab8e | 962 | XPUSHs(namok |
1eb9e81d | 963 | ? sv_2mortal(newSVpvn(SvPVX_const(*namsvp), SvCUR(*namsvp))) |
ec3bab8e NC |
964 | : &PL_sv_undef); |
965 | XPUSHs(argok | |
1eb9e81d | 966 | ? sv_2mortal(newSVpvn(SvPVX_const(*argsvp), SvCUR(*argsvp))) |
ec3bab8e | 967 | : &PL_sv_undef); |
39f7a870 | 968 | if (flgok) |
1eb9e81d | 969 | mXPUSHi(SvIVX(*flgsvp)); |
39f7a870 JH |
970 | else |
971 | XPUSHs(&PL_sv_undef); | |
972 | nitem += 3; | |
973 | } | |
974 | else { | |
975 | if (namok && argok) | |
1eb9e81d | 976 | XPUSHs(sv_2mortal(Perl_newSVpvf(aTHX_ "%"SVf"(%"SVf")", |
be2597df | 977 | SVfARG(*namsvp), |
1eb9e81d | 978 | SVfARG(*argsvp)))); |
39f7a870 | 979 | else if (namok) |
1eb9e81d MHM |
980 | XPUSHs(sv_2mortal(Perl_newSVpvf(aTHX_ "%"SVf, |
981 | SVfARG(*namsvp)))); | |
39f7a870 JH |
982 | else |
983 | XPUSHs(&PL_sv_undef); | |
984 | nitem++; | |
985 | if (flgok) { | |
c4420975 | 986 | const IV flags = SvIVX(*flgsvp); |
39f7a870 JH |
987 | |
988 | if (flags & PERLIO_F_UTF8) { | |
84bafc02 | 989 | XPUSHs(newSVpvs_flags("utf8", SVs_TEMP)); |
39f7a870 JH |
990 | nitem++; |
991 | } | |
992 | } | |
993 | } | |
994 | } | |
995 | ||
996 | SvREFCNT_dec(av); | |
997 | ||
998 | XSRETURN(nitem); | |
999 | } | |
1000 | } | |
5fef3b4a | 1001 | #endif |
39f7a870 JH |
1002 | |
1003 | XSRETURN(0); | |
1004 | } | |
1005 | ||
9a7034eb | 1006 | XS(XS_Internals_hash_seed) |
c910b28a | 1007 | { |
97aff369 | 1008 | dVAR; |
c85d3f85 NC |
1009 | /* Using dXSARGS would also have dITEM and dSP, |
1010 | * which define 2 unused local variables. */ | |
557b887a | 1011 | dAXMARK; |
53c1dcc0 | 1012 | PERL_UNUSED_ARG(cv); |
ad73156c | 1013 | PERL_UNUSED_VAR(mark); |
81eaca17 | 1014 | XSRETURN_UV(PERL_HASH_SEED); |
c910b28a JH |
1015 | } |
1016 | ||
008fb0c0 | 1017 | XS(XS_Internals_rehash_seed) |
8e90d776 | 1018 | { |
97aff369 | 1019 | dVAR; |
8e90d776 NC |
1020 | /* Using dXSARGS would also have dITEM and dSP, |
1021 | * which define 2 unused local variables. */ | |
557b887a | 1022 | dAXMARK; |
53c1dcc0 | 1023 | PERL_UNUSED_ARG(cv); |
ad73156c | 1024 | PERL_UNUSED_VAR(mark); |
008fb0c0 | 1025 | XSRETURN_UV(PL_rehash_seed); |
8e90d776 NC |
1026 | } |
1027 | ||
05619474 NC |
1028 | XS(XS_Internals_HvREHASH) /* Subject to change */ |
1029 | { | |
97aff369 | 1030 | dVAR; |
05619474 | 1031 | dXSARGS; |
58c0efa5 | 1032 | PERL_UNUSED_ARG(cv); |
05619474 | 1033 | if (SvROK(ST(0))) { |
c4420975 | 1034 | const HV * const hv = (HV *) SvRV(ST(0)); |
05619474 NC |
1035 | if (items == 1 && SvTYPE(hv) == SVt_PVHV) { |
1036 | if (HvREHASH(hv)) | |
1037 | XSRETURN_YES; | |
1038 | else | |
1039 | XSRETURN_NO; | |
1040 | } | |
1041 | } | |
1042 | Perl_croak(aTHX_ "Internals::HvREHASH $hashref"); | |
1043 | } | |
241d1a3b | 1044 | |
80305961 YO |
1045 | XS(XS_re_is_regexp) |
1046 | { | |
1047 | dVAR; | |
1048 | dXSARGS; | |
f7e71195 AB |
1049 | PERL_UNUSED_VAR(cv); |
1050 | ||
80305961 YO |
1051 | if (items != 1) |
1052 | Perl_croak(aTHX_ "Usage: %s(%s)", "re::is_regexp", "sv"); | |
f7e71195 | 1053 | |
80305961 | 1054 | SP -= items; |
f7e71195 AB |
1055 | |
1056 | if (SvRXOK(ST(0))) { | |
1057 | XSRETURN_YES; | |
1058 | } else { | |
1059 | XSRETURN_NO; | |
80305961 YO |
1060 | } |
1061 | } | |
1062 | ||
192b9cd1 | 1063 | XS(XS_re_regnames_count) |
80305961 | 1064 | { |
192b9cd1 AB |
1065 | REGEXP *rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1066 | SV * ret; | |
80305961 YO |
1067 | dVAR; |
1068 | dXSARGS; | |
48fc4736 | 1069 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1070 | |
1071 | if (items != 0) | |
1072 | Perl_croak(aTHX_ "Usage: %s(%s)", "re::regnames_count", ""); | |
1073 | ||
1074 | SP -= items; | |
1075 | ||
1076 | if (!rx) | |
1077 | XSRETURN_UNDEF; | |
1078 | ||
1079 | ret = CALLREG_NAMED_BUFF_COUNT(rx); | |
1080 | ||
1081 | SPAGAIN; | |
1082 | ||
1083 | if (ret) { | |
1084 | XPUSHs(ret); | |
1085 | PUTBACK; | |
1086 | return; | |
1087 | } else { | |
1088 | XSRETURN_UNDEF; | |
1089 | } | |
1090 | } | |
1091 | ||
1092 | XS(XS_re_regname) | |
1093 | { | |
1094 | dVAR; | |
1095 | dXSARGS; | |
1096 | REGEXP * rx; | |
1097 | U32 flags; | |
1098 | SV * ret; | |
48fc4736 | 1099 | PERL_UNUSED_ARG(cv); |
192b9cd1 | 1100 | |
28d8d7f4 | 1101 | if (items < 1 || items > 2) |
192b9cd1 AB |
1102 | Perl_croak(aTHX_ "Usage: %s(%s)", "re::regname", "name[, all ]"); |
1103 | ||
80305961 | 1104 | SP -= items; |
80305961 | 1105 | |
192b9cd1 AB |
1106 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; |
1107 | ||
1108 | if (!rx) | |
1109 | XSRETURN_UNDEF; | |
1110 | ||
1111 | if (items == 2 && SvTRUE(ST(1))) { | |
f1b875a0 | 1112 | flags = RXapif_ALL; |
192b9cd1 | 1113 | } else { |
f1b875a0 | 1114 | flags = RXapif_ONE; |
80305961 | 1115 | } |
f1b875a0 | 1116 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(0), (flags | RXapif_REGNAME)); |
192b9cd1 AB |
1117 | |
1118 | if (ret) { | |
1119 | if (SvROK(ret)) | |
1120 | XPUSHs(ret); | |
1121 | else | |
1122 | XPUSHs(SvREFCNT_inc(ret)); | |
1123 | XSRETURN(1); | |
1124 | } | |
1125 | XSRETURN_UNDEF; | |
80305961 YO |
1126 | } |
1127 | ||
192b9cd1 | 1128 | |
80305961 YO |
1129 | XS(XS_re_regnames) |
1130 | { | |
192b9cd1 | 1131 | dVAR; |
80305961 | 1132 | dXSARGS; |
192b9cd1 AB |
1133 | REGEXP * rx; |
1134 | U32 flags; | |
1135 | SV *ret; | |
1136 | AV *av; | |
1137 | I32 length; | |
1138 | I32 i; | |
1139 | SV **entry; | |
48fc4736 | 1140 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1141 | |
1142 | if (items > 1) | |
1143 | Perl_croak(aTHX_ "Usage: %s(%s)", "re::regnames", "[all]"); | |
1144 | ||
1145 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1146 | ||
1147 | if (!rx) | |
1148 | XSRETURN_UNDEF; | |
1149 | ||
1150 | if (items == 1 && SvTRUE(ST(0))) { | |
f1b875a0 | 1151 | flags = RXapif_ALL; |
192b9cd1 | 1152 | } else { |
f1b875a0 | 1153 | flags = RXapif_ONE; |
192b9cd1 AB |
1154 | } |
1155 | ||
80305961 | 1156 | SP -= items; |
80305961 | 1157 | |
f1b875a0 | 1158 | ret = CALLREG_NAMED_BUFF_ALL(rx, (flags | RXapif_REGNAMES)); |
192b9cd1 AB |
1159 | |
1160 | SPAGAIN; | |
1161 | ||
1162 | SP -= items; | |
1163 | ||
1164 | if (!ret) | |
1165 | XSRETURN_UNDEF; | |
1166 | ||
1167 | av = (AV*)SvRV(ret); | |
1168 | length = av_len(av); | |
1169 | ||
1170 | for (i = 0; i <= length; i++) { | |
1171 | entry = av_fetch(av, i, FALSE); | |
1172 | ||
1173 | if (!entry) | |
1174 | Perl_croak(aTHX_ "NULL array element in re::regnames()"); | |
1175 | ||
1176 | XPUSHs(*entry); | |
80305961 | 1177 | } |
192b9cd1 AB |
1178 | PUTBACK; |
1179 | return; | |
80305961 YO |
1180 | } |
1181 | ||
192b9cd1 | 1182 | XS(XS_Tie_Hash_NamedCapture_FETCH) |
80305961 | 1183 | { |
192b9cd1 | 1184 | dVAR; |
80305961 | 1185 | dXSARGS; |
192b9cd1 AB |
1186 | REGEXP * rx; |
1187 | U32 flags; | |
1188 | SV * ret; | |
48fc4736 | 1189 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1190 | |
1191 | if (items != 2) | |
1192 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::STORE($key, $flags)"); | |
1193 | ||
1194 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1195 | ||
1196 | if (!rx) | |
1197 | XSRETURN_UNDEF; | |
1198 | ||
80305961 | 1199 | SP -= items; |
192b9cd1 AB |
1200 | |
1201 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); | |
1202 | ret = CALLREG_NAMED_BUFF_FETCH(rx, ST(1), flags); | |
1203 | ||
1204 | SPAGAIN; | |
1205 | ||
1206 | if (ret) { | |
1207 | if (SvROK(ret)) | |
1208 | XPUSHs(ret); | |
1209 | else | |
1210 | XPUSHs(SvREFCNT_inc(ret)); | |
1211 | PUTBACK; | |
1212 | return; | |
1213 | } | |
1214 | XSRETURN_UNDEF; | |
1215 | } | |
1216 | ||
1217 | XS(XS_Tie_Hash_NamedCapture_STORE) | |
1218 | { | |
1219 | dVAR; | |
1220 | dXSARGS; | |
1221 | REGEXP * rx; | |
1222 | U32 flags; | |
48fc4736 | 1223 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1224 | |
1225 | if (items != 3) | |
1226 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::STORE($key, $value, $flags)"); | |
1227 | ||
1228 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1229 | ||
1230 | if (!rx) { | |
1231 | if (!PL_localizing) | |
1232 | Perl_croak(aTHX_ PL_no_modify); | |
1233 | else | |
28d8d7f4 | 1234 | XSRETURN_UNDEF; |
80305961 | 1235 | } |
192b9cd1 AB |
1236 | |
1237 | SP -= items; | |
1238 | ||
1239 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); | |
1240 | CALLREG_NAMED_BUFF_STORE(rx,ST(1), ST(2), flags); | |
80305961 YO |
1241 | } |
1242 | ||
192b9cd1 AB |
1243 | XS(XS_Tie_Hash_NamedCapture_DELETE) |
1244 | { | |
1245 | dVAR; | |
1246 | dXSARGS; | |
1247 | REGEXP * rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1248 | U32 flags; | |
48fc4736 | 1249 | PERL_UNUSED_ARG(cv); |
80305961 | 1250 | |
192b9cd1 AB |
1251 | if (items != 2) |
1252 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::DELETE($key, $flags)"); | |
1253 | ||
1254 | if (!rx) | |
1255 | Perl_croak(aTHX_ PL_no_modify); | |
1256 | ||
1257 | SP -= items; | |
1258 | ||
1259 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); | |
1260 | CALLREG_NAMED_BUFF_DELETE(rx, ST(1), flags); | |
1261 | } | |
1262 | ||
1263 | XS(XS_Tie_Hash_NamedCapture_CLEAR) | |
80305961 | 1264 | { |
192b9cd1 | 1265 | dVAR; |
80305961 | 1266 | dXSARGS; |
192b9cd1 AB |
1267 | REGEXP * rx; |
1268 | U32 flags; | |
48fc4736 | 1269 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1270 | |
1271 | if (items != 1) | |
1272 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::CLEAR($flags)"); | |
1273 | ||
1274 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1275 | ||
1276 | if (!rx) | |
1277 | Perl_croak(aTHX_ PL_no_modify); | |
1278 | ||
80305961 | 1279 | SP -= items; |
80305961 | 1280 | |
192b9cd1 AB |
1281 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); |
1282 | CALLREG_NAMED_BUFF_CLEAR(rx, flags); | |
1283 | } | |
1284 | ||
1285 | XS(XS_Tie_Hash_NamedCapture_EXISTS) | |
1286 | { | |
1287 | dVAR; | |
1288 | dXSARGS; | |
1289 | REGEXP * rx; | |
1290 | U32 flags; | |
1291 | SV * ret; | |
48fc4736 | 1292 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1293 | |
1294 | if (items != 2) | |
1295 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::EXISTS($key, $flags)"); | |
1296 | ||
1297 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1298 | ||
1299 | if (!rx) | |
28d8d7f4 | 1300 | XSRETURN_UNDEF; |
192b9cd1 AB |
1301 | |
1302 | SP -= items; | |
1303 | ||
1304 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); | |
1305 | ret = CALLREG_NAMED_BUFF_EXISTS(rx, ST(1), flags); | |
1306 | ||
1307 | SPAGAIN; | |
1308 | ||
1309 | XPUSHs(ret); | |
80305961 YO |
1310 | PUTBACK; |
1311 | return; | |
80305961 YO |
1312 | } |
1313 | ||
86aa3d53 | 1314 | XS(XS_Tie_Hash_NamedCapture_FIRSTK) |
192b9cd1 AB |
1315 | { |
1316 | dVAR; | |
1317 | dXSARGS; | |
1318 | REGEXP * rx; | |
1319 | U32 flags; | |
1320 | SV * ret; | |
48fc4736 | 1321 | PERL_UNUSED_ARG(cv); |
80305961 | 1322 | |
192b9cd1 AB |
1323 | if (items != 1) |
1324 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::FIRSTKEY()"); | |
1325 | ||
1326 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1327 | ||
1328 | if (!rx) | |
1329 | XSRETURN_UNDEF; | |
1330 | ||
1331 | SP -= items; | |
1332 | ||
1333 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); | |
1334 | ret = CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags); | |
1335 | ||
1336 | SPAGAIN; | |
1337 | ||
1338 | if (ret) { | |
1339 | XPUSHs(SvREFCNT_inc(ret)); | |
1340 | PUTBACK; | |
1341 | } else { | |
1342 | XSRETURN_UNDEF; | |
1343 | } | |
1344 | ||
1345 | } | |
1346 | ||
86aa3d53 | 1347 | XS(XS_Tie_Hash_NamedCapture_NEXTK) |
80305961 | 1348 | { |
192b9cd1 | 1349 | dVAR; |
80305961 | 1350 | dXSARGS; |
192b9cd1 AB |
1351 | REGEXP * rx; |
1352 | U32 flags; | |
1353 | SV * ret; | |
48fc4736 | 1354 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1355 | |
1356 | if (items != 2) | |
1357 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::NEXTKEY($lastkey)"); | |
1358 | ||
1359 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1360 | ||
1361 | if (!rx) | |
1362 | XSRETURN_UNDEF; | |
80305961 | 1363 | |
80305961 | 1364 | SP -= items; |
192b9cd1 AB |
1365 | |
1366 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); | |
1367 | ret = CALLREG_NAMED_BUFF_NEXTKEY(rx, ST(1), flags); | |
1368 | ||
1369 | SPAGAIN; | |
1370 | ||
1371 | if (ret) { | |
1372 | XPUSHs(ret); | |
80305961 YO |
1373 | } else { |
1374 | XSRETURN_UNDEF; | |
1375 | } | |
1376 | PUTBACK; | |
192b9cd1 AB |
1377 | } |
1378 | ||
1379 | XS(XS_Tie_Hash_NamedCapture_SCALAR) | |
1380 | { | |
1381 | dVAR; | |
1382 | dXSARGS; | |
1383 | REGEXP * rx; | |
1384 | U32 flags; | |
1385 | SV * ret; | |
48fc4736 | 1386 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1387 | |
1388 | if (items != 1) | |
1389 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::SCALAR()"); | |
1390 | ||
1391 | rx = PL_curpm ? PM_GETRE(PL_curpm) : NULL; | |
1392 | ||
1393 | if (!rx) | |
1394 | XSRETURN_UNDEF; | |
1395 | ||
1396 | SP -= items; | |
1397 | ||
1398 | flags = (U32)INT2PTR(IV,SvIV(SvRV((SV*)ST(0)))); | |
1399 | ret = CALLREG_NAMED_BUFF_SCALAR(rx, flags); | |
1400 | ||
1401 | SPAGAIN; | |
1402 | ||
1403 | if (ret) { | |
1404 | XPUSHs(ret); | |
1405 | PUTBACK; | |
1406 | return; | |
1407 | } else { | |
1408 | XSRETURN_UNDEF; | |
1409 | } | |
1410 | } | |
1411 | ||
1412 | XS(XS_Tie_Hash_NamedCapture_flags) | |
1413 | { | |
1414 | dVAR; | |
1415 | dXSARGS; | |
48fc4736 | 1416 | PERL_UNUSED_ARG(cv); |
192b9cd1 AB |
1417 | |
1418 | if (items != 0) | |
1419 | Perl_croak(aTHX_ "Usage: Tie::Hash::NamedCapture::flags()"); | |
1420 | ||
f1b875a0 YO |
1421 | XPUSHs(sv_2mortal(newSVuv(RXapif_ONE))); |
1422 | XPUSHs(sv_2mortal(newSVuv(RXapif_ALL))); | |
192b9cd1 AB |
1423 | PUTBACK; |
1424 | return; | |
80305961 YO |
1425 | } |
1426 | ||
1427 | ||
241d1a3b NC |
1428 | /* |
1429 | * Local variables: | |
1430 | * c-indentation-style: bsd | |
1431 | * c-basic-offset: 4 | |
1432 | * indent-tabs-mode: t | |
1433 | * End: | |
1434 | * | |
37442d52 RGS |
1435 | * ex: set ts=8 sts=4 sw=4 noet: |
1436 | */ |